. >> greta: striking prediction from senator mccain, a candidate who's both debated both president obama and governor romney. will a record number of americans be watching wednesday? is governor christie right, will this turn the presidential race upside down in byron? >> mitt romney at the south carolina primary, newt gingrich cleaned his clock. helhelp headedthey were headed o florida. romney felt he had his back to the wall, and he beat gingrich in both debates in florida. that's the spirit romney needs. he needs to do that well. >> greta: will he, steve hayes? reticent on this libya thing, he backed away a little bit. >> yeah. i think the tone of the romney campaign, particularly over the last week, has been a softer tone. they haven't wanted to be as confrontational with president obama. you have this line that mitt romney has been saying now throughout the entire, you know, election, president obama's a really nice guy, he's in over his head. i don't think that's the right attitude to take into the debate. i think he'll have to be aggressive. he'll have to be confrontational. doesn